<template>
	<view class="goods-item">
		<!-- 左侧的盒子 -->
		<view class="goods-item-left">
			<radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioClickHandler"></radio>
			<image :src="imgSrc" class="goods-pic" @click="imgNameClick"></image>
		</view>
		<!-- 右侧的盒子 -->
		<view class="goods-item-right">
			<!-- 商品的名字 -->
			<view class="goods-name" @click="imgNameClick">{{goods.name}}</view>
			<view class="goods-info-box">
				<view class="goods-price">￥{{tofixed(goods.price)}}</view>
				<uni-number-box :min="1" :value="goods.goods_count" v-if="showNum"
					@change="numChangeHandler"></uni-number-box>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		props: {
			goods: {
				type: Object,
				default: {},

			},
			// tarImg: {
			// 	type: String,
			// 	default: this.defaultPic,
			// },
			showRadio: {
				type: Boolean,
				// 默认情况下，不会展示 radio 组件
				default: false
			},
			showNum: {
				type: Boolean,
				default: false
			}
		},
		data() {
			return {
				imgSrc: this.defaultPic,
				// 默认的图片
				defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
			};
		},
		created() {
			this.getImg()
			// console.log(this.goods);
			// console.log(this.goods.img);
			// console.log(this.goods.name);
			// 多属性兼容
			if (this.goods) {
				if (this.goods.goods_state === undefined) this.goods.goods_state = true
				if (this.goods.goods_count === undefined)
					this.goods.goods_count = 1
				if (this.goods.goods_small_logo === undefined) {

					this.goods.goods_small_logo = this.goods.img || this.tarImg || this.defaultPic
					this.imgSrc = this.goods.goods_small_logo
				}


				// 兼容
				if (this.goods.name === undefined) {
					this.goods.name = this.goods.goods_name
				}
				if (this.goods.price === undefined) {
					this.goods.price = this.goods.goods_price
				}

			}
			// console.log("img", this.imgSrc);
		},
		// filters: {
		// 	tofixed(num) {
		// 		return Number(num).toFixed(2)
		// 	}
		// },
		methods: {
			tofixed(num) {
				return Number(num).toFixed(2)
			},
			// 这是 radio 组件的 点击事件处理函数
			radioClickHandler() {
				if (this.goods && this.goods.id) {
					this.$emit('radio-change', {
						goods_id: this.goods.id,
						goods_state: !this.goods.goods_state
					})
				} else {
					this.$emit('radio-change', {
						goods_id: this.goods.goods_id,
						goods_state: !this.goods.goods_state
					})
				}
			},
			// 监听到了 NumberBox 组件数量变化的事件
			numChangeHandler(val) {
				if (this.goods && this.goods.id) {
					this.$emit('num-change', {
						goods_id: this.goods.id,
						goods_count: +val
					})
				} else {
					this.$emit('num-change', {
						goods_id: this.goods.goods_id,
						goods_count: +val
					})
				}
			},
			imgNameClick() {
				this.$emit('t-click')
			},
			async getImg() {
				const data = this.goods;
				// 获取图片
				if (data && data.url !== "") {
					const img = await uni.$dapi.getImg(data.url)
					if (img) this.imgSrc = img

				}
				// console.log("img-src", this.imgSrc);
				return
			},
		}
	}
</script>

<style lang="scss">
	.goods-item {
		width: 750rpx;
		box-sizing: border-box;
		display: flex;
		padding: 10px 5px;
		border-bottom: 1px solid #f0f0f0;

		.goods-item-left {
			margin-right: 5px;
			display: flex;
			justify-content: space-between;
			align-items: center;

			.goods-pic {
				width: 100px;
				height: 100px;
				display: block;
			}
		}

		.goods-item-right {
			display: flex;
			flex: 1;
			flex-direction: column;
			justify-content: space-between;

			.goods-name {
				font-size: 13px;
			}

			.goods-info-box {
				display: flex;
				justify-content: space-between;
				align-items: center;

				.goods-price {
					color: #C00000;
					font-size: 16px;
				}
			}
		}
	}
</style>